CN106706300A - Push-and-pull steel cable measuring equipment - Google Patents
Push-and-pull steel cable measuring equipment Download PDFInfo
- Publication number
- CN106706300A CN106706300A CN201710037981.0A CN201710037981A CN106706300A CN 106706300 A CN106706300 A CN 106706300A CN 201710037981 A CN201710037981 A CN 201710037981A CN 106706300 A CN106706300 A CN 106706300A
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- CN
- China
- Prior art keywords
- push
- cable wire
- displacement
- pull cable
- measuring apparatus
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses push-and-pull steel cable measuring equipment, comprising a tooling base arranged on a working platform, and a fixed clamping device for a push-and-pull steel cable, a measurement and control system, a force measuring device, a displacement measuring device and a driving device which are arranged on the tooling base, wherein the force measuring device, the displacement measuring device and the driving device are connected with the measurement and control system; the fixed clamping device comprises a clamping part used for clamping the end of a mandrel of the push-and-pull steel cable, and the mandrel of the push-and-pull steel cable is connected with one end of a front connecting rod by the clamping part; the force measuring device comprises a force sensor; the other end of the front connecting rod is connected with the force connecting rod, and the other end of the force sensor is connected with a rear connecting rod; the driving device comprises a drive motor and a drive screw; the drive screw is provided with a rolling nut used for driving the push-and-pull steel cable to move along the radial direction of the drive screw; the rear connecting rod is fixedly connected with the rolling nut. The push-and-pull steel cable measuring equipment can measure the tension and movement displacement of the push-and-pull steel cable at the same time by means of the force sensor and a displacement sensor which are arranged on the tooling base.
Description
Technical field
The present invention relates to push-and-pull cable wire field of measuring technique, more particularly to a kind of push-and-pull cable wire measuring apparatus.
Background technology
In modern aircraft design, push-and-pull cable wire is installed more, is mainly used in engine control system, with common cable wire phase
Than, push-and-pull cable wire has many advantages, such as, and push-and-pull cable wire can in space free bend, without by pulley be oriented to, can
To transmit pulling force and pressure simultaneously, the moving component of push-and-pull cable wire is coated on inside protective case, and performance is not outer by temperature, humidity etc.
The influence of portion's environment, push-and-pull cable wire has control accuracy and more preferable transmission efficiency higher etc., and push-and-pull cable wire has many excellent
Point, but often in the push-pull effort and displacement measurement of push-and-pull cable wire, there is no good measuring apparatus, influence the life of push-and-pull cable wire
Produce and use.
The content of the invention
Based on the deficiencies in the prior art, it is an object of the invention to provide a kind of push-and-pull cable wire performance measurement device, can use
In push-pull effort, displacement, the elongation of measurement push-and-pull cable wire simultaneously, the accuracy and convenience of measurement are improved.
The technical scheme that is used to achieve the above object of the present invention is：
A kind of push-and-pull cable wire measuring apparatus, including tooling base on the table and the push-and-pull being arranged on tooling base are set
Cable wire fixed clamp device, TT＆C system and connected device for measuring force, displacement measuring device and drive device；
The fixed clamp device includes the clamping part for clamping push-and-pull cable wire mandrel end, and the push-and-pull cable wire mandrel leads to
Cross the clamping part and be connected to front rod one end；
The device for measuring force includes force snesor, and the other end of the front rod connects described force snesor one end, the power
The other end connection rear connecting rod of sensor；
The drive device includes motor and drive screw, is provided with the drive screw and drives it along drive screw footpath
To mobile pair of nut, the rear connecting rod is fixedly connected on the pair of nut；
Institute's displacement measurement device includes that fixation is erected at the displacement transducer base on rear connecting rod, institute's displacement sensors bottom
Seat on be provided with displacement transducer, on the front rod fixation being arranged with push rod fixed block, be provided with push rod fixed block with
The corresponding stroke push rod of displacement transducer, the other end of stroke push rod is provided with jacking block, and the jacking block is used for and displacement sensing
The thimble contact of device, the thimble pressure is given during its movement, forces the thimble to move, and institute's displacement sensors obtain push-and-pull
Cable wire displacement information.
Further, push-and-pull cable wire test equipment, also including displacement protecting device, the displacement protecting device includes setting
The mounting blocks on rear connecting rod, mounting blocks are set in the protection switch being connected with TT＆C system of tooling base both sides and fixation
Both sides are respectively equiped with a bolt being oppositely arranged with protection switch, and touching protection with the synchronization-moving bolt of rear connecting rod opens
Guan Hou, drive device is stopped.
Further, the TT＆C system includes the display instrument of the displacement transducer in electrical appliance kit, control electricity
Road plate, machine governor, power switch key and display instrument switch key.
Further, the clamping part includes that two outsides that can be spliced into a hollow cylinder contain threaded screw thread card
Piece, is provided with step corresponding with push-and-pull cable wire mandrel end shape, push-and-pull cable wire mandrel end cocker inside screw thread card
In hollow cylinder, internal thread is contained in described front rod one end, can be with the screw thread card external thread bolt connection.
Further, a chute is provided with the work base, the force snesor can be slided in the chute.
Further, the TT＆C system is included for setting displacement transducer displacement limits value and when displacement transducer reaches
The displacement security protection system for making drive device be stopped during to displacement limiting value.
Further, the TT＆C system is included for setting force snesor limiting value and when force snesor reaches pole of weighing
Make the dynamometry security protection system that drive device is stopped during limit value.
Further, push-and-pull cable wire tail fixing device is additionally provided with the workbench, including for blocking push-and-pull steel
The afterbody fixture block of the cable core axle other end, adjustable sliding block and afterbody fixed block.
Further, the motor is brshless DC motor.
The beneficial effects of the invention are as follows：By the force snesor and displacement transducer that are arranged on tooling base, can be simultaneously
Measure the push-pull effort of push-and-pull cable wire and mobile displacement；
By displacement protecting device, can prevent displacement transducer from overloading and prevent testpieces from being destroyed in process of the test；
Displacement and weight safety guard system, are mainly programmed to realize, by the control in sensor display instrument
The safety value of displacement or weight is limited in program, the start and stop of drive device are controlled, cell overload and testpieces is prevented
Destroyed；
Motor is DC brushless motor, be capable of achieving stepless speed regulation, and motor start and stop using circuit control, can
By the power on/off of sensor feedback signal controlled motor, control drive device is played, prevent cell overload, play protection examination
Test the effect of part；
On the one hand clamping part facilitates the dismounting of push-and-pull cable wire end by two movable and dismountable cards, on the other hand
Connection is set more to consolidate.
Brief description of the drawings
Below in conjunction with the accompanying drawings and specific embodiment the invention will be further described, wherein：
Fig. 1 is the use state structural representation of the specific embodiment of the invention；
Fig. 2 is the structural representation of the specific embodiment of the invention；
Fig. 3 is the cross-sectional view of the specific embodiment of the invention；
Fig. 4 is the clamping part structural representation of the specific embodiment of the invention；
Fig. 5 is the clamping part structural profile structural representation of the specific embodiment of the invention；
Fig. 6 is the tail fixing device enlarged drawing of the specific embodiment of the invention.
Specific embodiment
Shown in reference picture 1, Fig. 2 and Fig. 3, a kind of push-and-pull cable wire measuring apparatus, including it is arranged on the frock on workbench 10
Base 20 and the push-and-pull cable wire fixed clamp device 30, TT＆C system being arranged on tooling base 20 and connected dynamometry dress
Put 40, displacement measuring device 50 and drive device 60；
The face overall length 14m of the present embodiment test table 10, fixed clamp device, drive device, device for measuring force, displacement measuring device
Subelement be arranged on table top on, on table top often apart from 1m be equipped with 1 pressure rope block, for fixing push-and-pull cable wire 70, it is ensured that survey
Push-and-pull cable wire is straight during examination.
Fixed clamp device 30 includes the clamping part 31 for clamping push-and-pull cable wire mandrel end, and push-and-pull cable wire mandrel passes through
The clamping part 31 is connected to the one end of front rod 80；
As shown in Figure 4 and Figure 5, clamping part 31 includes that two outsides that can be spliced into a hollow cylinder contain threaded screw thread card
311, step corresponding with push-and-pull cable wire mandrel end shape, push-and-pull cable wire mandrel end cocker are provided with inside screw thread card 311
In hollow cylinder, internal thread is contained in the one end of front rod 80, can be with screw thread card external thread bolt connection, now, front rod
80 effects with locking nut, after screw thread card is connected with push-and-pull cable wire motion mandrel end, rotatable front rod pair
Push-and-pull cable wire mandrel is firmly clamped.
Device for measuring force 40 includes force snesor 41, other end connection force snesor one end of front rod 80, force snesor
The other end connection rear connecting rod 90, a chute 21 is provided with the present embodiment tooling base, force snesor 41 can be in chute
Slide.
Drive device 60 includes motor 61 and drive screw 62, its edge of driving is provided with drive screw 62 and is driven spiral shell
The pair of nut 63 that bar is moved radially, the other end of rear connecting rod 90 is fixedly connected on pair of nut 63, and motor 61 drives transmission
Screw rod 62 rotates, and the drive screw 62 of rotation drives pair of nut 63 to be moved along drive screw direction, so as to drive rear connecting rod to move
It is dynamic.
The present embodiment motor is brshless DC motor, is capable of achieving stepless speed regulation, and the start and stop of motor are adopted
Circuit control is used, can be played control and drive dress by force snesor and the power on/off of displacement transducer feedback signal controlled motor
Put, prevent cell overload, play a part of protection test part.
Displacement measuring device 50 includes that fixation is erected at the displacement transducer base 51 on rear connecting rod, displacement transducer bottom
Displacement transducer 52 is provided with seat 51, fixation is arranged with push rod fixed block 81 on front rod 80, is set on push rod fixed block 81
The stroke push rod 82 corresponding with displacement transducer is equipped with, the other end of stroke push rod 82 is provided with jacking block 83, and jacking block 83 is used for
Contacted with the thimble 521 of displacement transducer, the pressure of the thimble 521 is given during its movement, force thimble to move, displacement transducer
52 obtain the displacement information of push-and-pull cable wire 70.
Push-and-pull cable wire measuring apparatus, also including displacement protecting device 100, displacement protecting device includes being arranged on tooling base
The protection switch 101 being connected with TT＆C system of both sides and fixation are set in the mounting blocks 102 on rear connecting rod, mounting blocks 102
Both sides are respectively equiped with a bolt 103 being oppositely arranged with protection switch, are touched with the synchronization-moving bolt of rear connecting rod 90
After protection switch, drive device is stopped.The push rod at stroke push rod or so two ends in the present embodiment（Push rod adjustable length））Touch
The protection switch on any one side is encountered, drive system can all stop driving, so as to prevent displacement transducer from overloading and prevent experiment
Part is destroyed in process of the test.
TT＆C system includes display instrument, control board, the electric machine speed regulation of the displacement transducer in electrical appliance kit
Device, power switch key and display instrument switch key.The present embodiment TT＆C system is included for setting displacement transducer displacement limits
Value simultaneously makes the displacement security protection system that drive device is stopped when displacement transducer reaches displacement limits value.Also include using
The dynamometry security protection for making drive device be stopped in setting force snesor limiting value and when force snesor is reached the limit values
System.
As shown in fig. 6, push-and-pull cable wire tail fixing device 110 is additionally provided with workbench, including for blocking push-and-pull steel
The afterbody fixture block 111 of the cable core axle other end, adjustable sliding block 112 and afterbody fixed block 113.Push-and-pull cable wire other end mandrel cocker
Enter afterbody to fix in fixture block, adjustable sliding block is fixed by top with afterbody fixed block using bolt presses, afterbody fixed block and
Testing stand is bolted, so as to realize the fixation of push-and-pull cable wire mandrel.
Push-and-pull cable wire mandrel one end is fixed by clamping device, and the other end is fixed with rear-mounted installation, is loaded onto certain force, is measured
Elongation.
Two kinds of test process are as follows：
Force value tests：After push-and-pull cable wire mandrel and test system are connected, can simultaneously be tested with displacement and push-pull effort, when pushing away
After drawing cable wire mandrel to be connected firmly with connecting tooling, drive device is opened, when driving push-and-pull cable wire mandrel to the left or to the right, test
The force value and force value that system can measure the push-and-pull process by gravity sensor change, and test system places the weight of different ranges
Force snesor can test the push-and-pull force value size of different force value scopes.In addition, test system can external test software, realize real-time
The change of record force value and curve, subsequently to carry out the analysis and treatment of data.
Displacement measurement：Push-and-pull cable wire mandrel is connected with connecting tooling, and force snesor is connected with front and rear connecting rod, rear connecting rod
It is connected with drive system, displacement transducer（Back springing type）It is fixed on displacement transducer base by side bolt, displacement sensing
Device base is bolted on test fixture base, and push rod fixed block is fixed on front rod, and push rod passes through fixed block two
It is connected with push rod fixed block by side screw behind hole, end in contact before displacement transducer thimble and push rod.
When displacement is tested, first by displacement transducer thimble and push rod tip contact, drive device push-and-pull is opened after cleaning
Push-and-pull cable wire.Displacement transducer thimble can all follow push rod to stretch during push and pull, so as to test out corresponding displacement
Value, the system can external test software, real time record is carried out to shift value and change curve, be easy to data analysis and treatment.
The above, simply better embodiment of the invention, but above-described embodiment is not limited to, it is all based on above-mentioned
The technology that content is realized belongs to the scope of the present invention.
Claims (9)
1. a kind of push-and-pull cable wire measuring apparatus, it is characterised in that：Including setting tooling base on the table and being arranged on work
Push-and-pull cable wire fixed clamp device, TT＆C system and connected device for measuring force, displacement measuring device and drive on dress base
Dynamic device；
The fixed clamp device includes the clamping part for clamping push-and-pull cable wire mandrel end, and the push-and-pull cable wire mandrel leads to
Cross the clamping part and be connected to front rod one end；
The device for measuring force includes force snesor, and the other end of the front rod connects described force snesor one end, the power
The other end connection rear connecting rod of sensor；
The drive device includes motor and drive screw, is provided with the drive screw and drives it along drive screw footpath
To mobile pair of nut, the rear connecting rod is fixedly connected on the pair of nut；
Institute's displacement measurement device includes that fixation is erected at the displacement transducer base on rear connecting rod, institute's displacement sensors bottom
Seat on be provided with displacement transducer, on the front rod fixation being arranged with push rod fixed block, be provided with push rod fixed block with
The corresponding stroke push rod of displacement transducer, the other end of stroke push rod is provided with jacking block, and the jacking block is used for and displacement sensing
The thimble contact of device, the thimble pressure is given during its movement, forces the thimble to move, and institute's displacement sensors obtain push-and-pull
Cable wire displacement information.
2. push-and-pull cable wire measuring apparatus as claimed in claim 1, it is characterised in that：Also include displacement protecting device, institute's rheme
Move protection device include be arranged on protection switch be connected with TT＆C system of tooling base both sides and fix be set in after connection
Mounting blocks on bar, mounting blocks both sides are respectively equiped with a bolt being oppositely arranged with protection switch, synchronous with rear connecting rod to move
After dynamic bolt touches protection switch, drive device is stopped.
3. push-and-pull cable wire measuring apparatus as claimed in claim 1, it is characterised in that：The TT＆C system includes being arranged on electrical equipment
The display instrument of the displacement transducer in box, control board, machine governor, power switch key and display instrument switch key.
4. push-and-pull cable wire measuring apparatus as claimed in claim 1, it is characterised in that：The clamping part can be spliced into including two
The outside of one hollow cylinder contains threaded screw thread card, is provided with corresponding with push-and-pull cable wire mandrel end shape inside screw thread card
Step, in the hollow cylinder, internal thread is contained in described front rod one end to push-and-pull cable wire mandrel end cocker, can be with
The screw thread card external thread bolt connection.
5. push-and-pull cable wire measuring apparatus as claimed in claim 1, it is characterised in that：A cunning is provided with the work base
Groove, the force snesor can be slided in the chute.
6. push-and-pull cable wire measuring apparatus as claimed in claim 1, it is characterised in that：The TT＆C system is included for setting position
Displacement sensor displacement limits value simultaneously makes the displacement safety that drive device is stopped when displacement transducer reaches displacement limits value
Guard system.
7. push-and-pull cable wire measuring apparatus as claimed in claim 1, it is characterised in that：The TT＆C system is included for setting power
Sensor limit simultaneously makes the security protection system of weighing that drive device is stopped when force snesor reaches and weighs limiting value.
8. push-and-pull cable wire measuring apparatus as claimed in claim 1, it is characterised in that：Dilatory steel is additionally provided with the workbench
Rope tail fixing device, including fixed for blocking afterbody fixture block, adjustable sliding block and the afterbody of the push-and-pull cable wire mandrel other end
Block.
9. push-and-pull cable wire measuring apparatus as claimed in claim 1, it is characterised in that：The motor is brushless dc
Machine, can stepless speed regulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710037981.0A CN106706300A (en) | 2017-01-18 | 2017-01-18 | Push-and-pull steel cable measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710037981.0A CN106706300A (en) | 2017-01-18 | 2017-01-18 | Push-and-pull steel cable measuring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106706300A true CN106706300A (en) | 2017-05-24 |
Family
ID=58907813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710037981.0A Pending CN106706300A (en) | 2017-01-18 | 2017-01-18 | Push-and-pull steel cable measuring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106706300A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397653A (en) * | 2019-06-24 | 2019-11-01 | 贵州新安航空机械有限责任公司 | A kind of cable wire of guide rail installation position limiting structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2932357Y (en) * | 2006-06-22 | 2007-08-08 | 郑州宇通客车股份有限公司 | Bus soft axle detector |
| CN101334336A (en) * | 2008-05-08 | 2008-12-31 | 苏钧杰 | Aviation control soft shaft integrated test stand |
| CN201218763Y (en) * | 2008-05-16 | 2009-04-08 | 比亚迪股份有限公司 | Push-pull force testing device |
| CN202281689U (en) * | 2011-09-06 | 2012-06-20 | 宁波贝尔达控制拉索有限公司 | Stay cable detection device |
| CN105890664A (en) * | 2016-05-18 | 2016-08-24 | 苏州诚峰机电设备有限公司 | Simulation driving assembly of automobile cable test machine |
-
2017
- 2017-01-18 CN CN201710037981.0A patent/CN106706300A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2932357Y (en) * | 2006-06-22 | 2007-08-08 | 郑州宇通客车股份有限公司 | Bus soft axle detector |
| CN101334336A (en) * | 2008-05-08 | 2008-12-31 | 苏钧杰 | Aviation control soft shaft integrated test stand |
| CN201218763Y (en) * | 2008-05-16 | 2009-04-08 | 比亚迪股份有限公司 | Push-pull force testing device |
| CN202281689U (en) * | 2011-09-06 | 2012-06-20 | 宁波贝尔达控制拉索有限公司 | Stay cable detection device |
| CN105890664A (en) * | 2016-05-18 | 2016-08-24 | 苏州诚峰机电设备有限公司 | Simulation driving assembly of automobile cable test machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397653A (en) * | 2019-06-24 | 2019-11-01 | 贵州新安航空机械有限责任公司 | A kind of cable wire of guide rail installation position limiting structure |
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